Viral transport medium(vtm) includes non inactivated disposable virus sampling tube(non inactivated vtm) and inactivated isposable virus sampling tube(inactivated vtm), nucleic acid extraction reagent kit(rna dna extraction reagent kit) includes nucleic acid extraction reagent kit 64t(auto) and nucleic acid extraction reagent kit 96t(auto), nucleic acid extractor(nucleic acid extraction system) includes automatic nucleic acid extractor with model no.nfast 32a and nfast 96, pcr test reagent kit includes rt pcr test reagent kit and freeze dried rt pcr test reagent kit, pcr system(pcr instrument) we have ma 6000 fluorescence quantification real time pcr system, ma 1630q fluorescence quantification real time pcr system, etc..